bear down

verbs

exert a force with a heavy weight
"The snow bore down on the roof"
contract the abdominal muscles during childbirth to ease delivery
to make a rush at or sudden attack upon, as in battle
"he saw Jess charging at him with a pitchfork"
exert full strength
"The pitcher bore down"
domain category
a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs
"he played baseball in high school"; "there was a baseball game on every empty lot"; "there was a desire for National League ball in the area"; "play ball!"
is a type of (narrower)
be engaged in a fight; carry on a fight
"the tribesmen fought each other"; "Siblings are always fighting"; "Militant groups are contending for control of the country"
pay special attention to
"The lectures bore down on the political background"
is a type of (narrower)
to stress, single out as important
"Dr. Jones emphasizes exercise in addition to a change in diet"
exert a force or cause a strain upon
"This tax bears down on the lower middle class"
is a type of (narrower)
impose a task upon, assign a responsibility to
"He charged her with cleaning up all the files over the weekend"